Drink problem or drinking problem

[Rich7]

Test No. incompl/advan-64 "Pay and Allowances", question 2

Although he knew it was a sensitive subject, his boss had to ask him the ......... question about his drink problem.

(a) sincere
(b) fragile
(c) breakable
(d) delicate

Test No. incompl/advan-64 "Pay and Allowances", answer 2

Although he knew it was a sensitive subject, his boss had to ask him the delicate question about his drink problem.

Correct answer: (d) delicate

Your answer was: correct
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Can we also say "drinking problem"? or are these different?

[Torsten]

I guess a drink problem is as bad as a drinking problem.
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